Table 4 Test results of response speed
From: A Dual Four-Quadrant Photodetector Based on Near-Infrared Enhanced Nanometer Black Silicon
| Quadrant | Rising time (ns) | Quadrant | Rising time (ns) | ||
|---|---|---|---|---|---|
| Outer quadrant | 1 | 11 | Inner quadrant | 1 | 11 |
| 2 | 11 | 2 | 10 | ||
| 3 | 12 | 3 | 12 | ||
| 4 | 12 | 4 | 11 | ||